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JPL Small-Body Database Browser
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243612 (1999 BQ8)
Classification: Main-belt Asteroid          SPK-ID: 2243612
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1222899365869719 3.9721e-08  
a 2.248613888058462 1.0965e-08 au
q 1.973631038279208 8.989e-08 au
i 2.747904380299456 6.2355e-06 deg
node 99.0233116024379 0.00010515 deg
peri 317.8329149719058 0.00010879 deg
M 53.76043548748036 2.6084e-05 deg
tp 2458416.579119601347
(2018-Oct-25.07911960)
8.934e-05 TDB
period 1231.603061677848
3.37
9.0084e-06
2.466e-08
d
yr
n .2923019690366486 2.138e-09 deg/d
Q 2.523596737837716 1.2306e-08 au
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      7316 days (20.03 yr)  
   first obs. used      1998-12-26  
   last obs. used      2019-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67686  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:28:26  

Additional Information
 Earth MOID = .986241 au 
 Jupiter MOID = 2.76843 au 
 T_jup = 3.617 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.1   n/a MPO367626  

243612 (1999 BQ8)          Discovered 1999-Jan-16 by Spacewatch at Kitt Peak
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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